168965500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1052

約数の個数: 96

約数和(自身を含む): 415973376

約数和(自身を除く): 247007876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 125, 155, 220, 250, 275, 310, 341, 500, 550, 620, 682, 775, 991, 1100, 1364, 1375, 1550, 1705, 1982, 2750, 3100, 3410, 3875, 3964, 4955, 5500, 6820, 7750, 8525, 9910, 10901, 15500, 17050, 19820, 21802, 24775, 30721, 34100, 42625, 43604, 49550, 54505, 61442, 85250, 99100, 109010, 122884, 123875, 153605, 170500, 218020, 247750, 272525, 307210, 337931, 495500, 545050, 614420, 675862, 768025, 1090100, 1351724, 1362625, 1536050, 1689655, 2725250, 3072100, 3379310, 3840125, 5450500, 6758620, 7680250, 8448275, 15360500, 16896550, 33793100, 42241375, 84482750, 168965500]

約数ペア:

[(1, 168965500), (2, 84482750), (4, 42241375), (5, 33793100), (10, 16896550), (11, 15360500), (20, 8448275), (22, 7680250), (25, 6758620), (31, 5450500), (44, 3840125), (50, 3379310), (55, 3072100), (62, 2725250), (100, 1689655), (110, 1536050), (124, 1362625), (125, 1351724), (155, 1090100), (220, 768025), (250, 675862), (275, 614420), (310, 545050), (341, 495500), (500, 337931), (550, 307210), (620, 272525), (682, 247750), (775, 218020), (991, 170500), (1100, 153605), (1364, 123875), (1375, 122884), (1550, 109010), (1705, 99100), (1982, 85250), (2750, 61442), (3100, 54505), (3410, 49550), (3875, 43604), (3964, 42625), (4955, 34100), (5500, 30721), (6820, 24775), (7750, 21802), (8525, 19820), (9910, 17050), (10901, 15500)]